Allowed values are:
- DEBUG, INFO, WARNING, ERROR (case insensitive)
- integer numbers
Signed-off-by: Jan Safranek <jsafr...@redhat.com>
---
src/log.c | 30 +++++++++++++++++++++++++-----
1 files changed, 25 insertions(+), 5 deletions(-)
diff --git a/src/log.c b/src/log.c
index 8ca756c..1b02d45 100644
--- a/src/log.c
+++ b/src/log.c
@@ -18,6 +18,7 @@
#include <stdio.h>
#include <stdlib.h>
#include <errno.h>
+#include <strings.h>
static cgroup_logger_callback cgroup_logger;
static void *cgroup_logger_userdata;
@@ -58,6 +59,29 @@ void cgroup_set_default_logger(int level)
cgroup_set_logger(cgroup_default_logger, level, NULL);
}
+static int cgroup_parse_log_level_str(const char *levelstr)
+{
+ char *end;
+ long level;
+ errno = 0;
+
+ /* try to parse integer first */
+ level = strtol(levelstr, &end, 10);
+ if (end != levelstr && *end == '\0')
+ return level;
+
+ if (strcasecmp(levelstr, "ERROR") == 0)
+ return CGROUP_LOG_ERROR;
+ if (strcasecmp(levelstr, "WARNING") == 0)
+ return CGROUP_LOG_WARNING;
+ if (strcasecmp(levelstr, "INFO") == 0)
+ return CGROUP_LOG_INFO;
+ if (strcasecmp(levelstr, "DEBUG") == 0)
+ return CGROUP_LOG_DEBUG;
+
+ return CGROUP_DEFAULT_LOGLEVEL;
+}
+
void cgroup_set_loglevel(int loglevel)
{
if (loglevel != -1)
@@ -65,11 +89,7 @@ void cgroup_set_loglevel(int loglevel)
else {
char *level_str = getenv("CGROUP_LOGLEVEL");
if (level_str != NULL)
- /*
- * TODO: add better loglevel detection, e.g. strings
- * instead of plain numbers.
- */
- cgroup_loglevel = atoi(level_str);
+ cgroup_loglevel = cgroup_parse_log_level_str(level_str);
else
cgroup_loglevel = CGROUP_DEFAULT_LOGLEVEL;
}
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